mirror of
https://github.com/Jermolene/TiddlyWiki5
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72 lines
1.9 KiB
JavaScript
72 lines
1.9 KiB
JavaScript
/*\
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title: $:/core/modules/utils/dom/popup.js
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type: application/javascript
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module-type: utils
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Module that creates a $tw.utils.Popup object prototype that manages popups in the browser
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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/*
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Creates a Popup object with these options:
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rootElement: the DOM element to which the popup zapper should be attached
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*/
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var Popup = function(options) {
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options = options || {};
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this.rootElement = options.rootElement || document.body;
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};
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Popup.prototype.show = function(options) {
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this.cancel();
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this.title = options.title;
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this.wiki = options.wiki;
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this.anchorDomNode = options.domNode;
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this.rootElement.addEventListener("click",this,true);
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};
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Popup.prototype.handleEvent = function(event) {
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if(event.type === "click" && !$tw.utils.domContains(this.anchorDomNode,event.target)) {
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this.cancel();
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}
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};
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Popup.prototype.cancel = function() {
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this.rootElement.removeEventListener("click",this,true);
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if(this.title) {
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this.wiki.deleteTiddler(this.title);
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this.title = null;
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}
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};
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/*
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Trigger a popup open or closed. Parameters are in a hashmap:
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title: title of the tiddler where the popup details are stored
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domNode: dom node to which the popup will be positioned
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wiki: wiki
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*/
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Popup.prototype.triggerPopup = function(options) {
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// Get the current popup state tiddler
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var value = options.wiki.getTextReference(options.title,"");
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// Check if the popup is open by checking whether it matches "(<x>,<y>)"
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var popupLocationRegExp = /^\((-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+)\)$/;
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if(popupLocationRegExp.test(value)) {
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this.cancel();
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} else {
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// Set the position if we're opening it
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this.cancel();
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options.wiki.setTextReference(options.title,
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"(" + options.domNode.offsetLeft + "," + options.domNode.offsetTop + "," +
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options.domNode.offsetWidth + "," + options.domNode.offsetHeight + ")");
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this.show(options);
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}
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};
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exports.Popup = Popup;
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})();
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